Anaerobic mesophilic digestion of sludge with extra-thermophilic and high pH pre-treatmentMenert, Anne; Rikmann, Ergo; Michelis, Merje; Vaalu, Tarmo; Blonskaja, Viktoria; Vilu, RaivoProceedings of 4th Conference on the Establishment of Cooperation between Companies and Institutions in the Baltic Sea Region2005 / p. 451-463 https://open.lnu.se/index.php/eco-tech/article/view/2102 Influence of biological growth stimulator (algal preparation) on the growth characteristics of bacteria in anaerobic digestersMenert, Anne; Liiders, M.; Kurissoo, Tõnu; Vilu, RaivoThe World of Microbes : Xth International Congress of Bacteriology and Applied Microbiology, Paris, 27th July to 1st August 2002 : abstracts2002 / p. 159-160 Microcalorimetric monitoring of anaerobic digestion processesMenert, Anne; Liiders, M.; Kurissoo, Tõnu; Vilu, RaivoProgramme and abstract book of 12th International Congress on Thermal Analysis and Calorimetry : August 14-18, 2000, Copenhagen, Denmark2000 / p. 198 https://link.springer.com/article/10.1023/A:1011513819091